Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This simple experiment serves as an introduction to the greenhouse effect.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Discover how and which salt melts ice the quickest.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Do you think heat can affect a plant's growth rate?

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.